2026859868 has 144 divisors (see below), whose sum is σ = 5911924480. Its totient is φ = 599749920.

The previous prime is 2026859839. The next prime is 2026859873. The reversal of 2026859868 is 8689586202.

2026859868 is a `hidden beast` number, since 20 + 26 + 8 + 598 + 6 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 560121 + ... + 563727.

Almost surely, 2^2026859868 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2026859868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2955962240).

2026859868 is an abundant number, since it is smaller than the sum of its proper divisors (3885064612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2026859868 is a wasteful number, since it uses less digits than its factorization.

2026859868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3685 (or 3666 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The square root of 2026859868 is about 45020.6604571723. The cubic root of 2026859868 is about 1265.5362062040.

The spelling of 2026859868 in words is "two billion, twenty-six million, eight hundred fifty-nine thousand, eight hundred sixty-eight".